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The GM Ecotec engine, also known by its codename L850, is a family of all-aluminium inline-four engines, displacing between 1.4 and 2.5 litres.Confusingly, the Ecotec name was also applied to both the Buick V6 Engine when used in Holden Vehicles, as well as the final DOHC derivatives of the previous GM Family II engine; the architecture was substantially re-engineered for this new Ecotec ...
- 8.8:1, 9.5:1, 10.0:1
- 86 mm (3.4 in), 94.6 mm (3.72 in)
- 86 mm (3.4 in)
- 1999–2012
Mar 8, 2024 · The 2.4 Ecotec’s timing chain problems are numerous, with timing chain stretch, timing chain guide failure, and timing chain tensioner issues all affecting the engine. The 2.4L isn’t the only engine in the Ecotec engine family to have timing chain issues either, as other engines like the 2.2L Ecotec are also impacted by similar issues.
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October 29, 2022. The LE5 engine was installed in the Chevrolet Malibu from 2007 to 2012. This was the 2.4-liter LE5 4-cylinder engine with quite a simple architecture that was just made to fit in the new world of ecologically proper technologies. This was the time when Chevy started thinking more about the environment than about the pockets of ...
- Auto Mechanic And Car Expert at Cararac.Com
Sep 23, 2023 · High oil consumption. One of the most common 2.4 Ecotec engine problems is high oil consumption. This problem is more common on Chevy Malibu and Equinox models – though it affects other models. The high oil consumption is a common issue high enough that it led to a GM 2.4 Ecotec lawsuit.
- Timing Chain Failures. Timing chains are without question one of the most talked about problems with the GM 2.4 Ecotec engine. Keep in mind – the internet has a tendency to blow things out of proportion.
- High Oil Consumption. As with timing chain issues, high oil consumption seems to primarily affect Chevy Equinox and Malibu models. However, this is a potential issue in many different years and models.
- Carbon Build-Up Problems. Carbon build-up on the 2.4 Ecotec is a problem that mostly affects the LAF, LEA, and LUK engines. All engines naturally produce some oil blow-by that makes its way through the intake tract.
- Engine Oil Leaks. Alright, we’ll be fairly quick on this section. Almost all engines are prone to oil leaks, and most will run into one or two over the course of their lives.
Apr 17, 2020 · 2010 Chevy Malibu LTZ 2.4 Ecotec Fully debadged, 25% tint on front doors & 15% on back doors and rear window, crappy Hypertech tuner, and HHR SS wheels with 245/45/18 tires 2002 Ford SVT Lightning supercharged 5.4 MP Blower @ 15psi, SCT Xcal2 tuner, catless Magnaflow exhaust, lots of suspension, lots of interior, and lots of other stuff.
Oct 12, 2022 · A reminder, it's a 2009 Malibu LT with the 2.4L engine and 145K mi. I rotated the engine by the crankshaft bolt to get the #1 cyl to Top Dead Center(TDC). However when removing the crank bolt the engine turned counter clockwise about 5-10 degrees. Upon trying to get back to TDC the intake phaser jumped a few teeth.
